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Chamaesyce ×keyensis

Scientific Name: Chamaesyce ×keyensis

Family: Euphorbiaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Euphorbia porteriana (Small) Oudejans

Also known under the synonym Chamaesyce keyensis Small and commonly referred to as Key's Sandmat, Euphorbia porteriana is a plant with notable botanical characteristics and conservation considerations.

Taxonomy and Nomenclature

  • Scientific Name: Euphorbia porteriana (Small) Oudejans
  • Synonyms:
    • Chamaesyce keyensis Small
    • Chamaesyce porteriana var. keyensis (Small) D.G. Burch
  • Family: Euphorbiaceae (Spurge Family)
  • Kingdom: Plantae
  • Taxonomic Rank: Species, Variety (e.g., Euphorbia porteriana var. keyensis)

Distribution and Habitat

  • This plant is found in Florida, specifically in Monroe County. Contact the USF Herbarium for more detailed locality information.

Morphological Characteristics and Growth Habits

  • Chamaesyce keyensis is described as an erect plant with a stem that is usually branched at the base and above.
  • The stem and branches are woody, pale, and sometimes gray.
  • It is a perennial forb/herb.
  • The fruit is described as 3-lobed and smooth.

Ecological Role

  • Several sources mention Chamaesyce keyensis alongside other plants with endangered species status, suggesting it may be part of a fragile or threatened ecosystem.

Interactions with Other Organisms

  • The Euphorbia Tiger Moth (Pygarctia roseicapitis) is mentioned in relation to other Chamaesyce species.

Further Information

  • Discover Life offers resources about the biology, natural history, ecology, identification, and distribution of Chamaesyce keyensis.
  • The William and Lynda Steere Herbarium of the New York Botanical Garden holds a holotype of Chamaesyce keyensis.
  • The PLANTS Database (USDA, NRCS) provides a map for Chamaesyce porteriana Small var. keyensis (Small) Burch.
  • BISON Web Link (http://bison.usgs.ornl.gov/api/scientificName/Chamaesyce%20porteriana%20keyensis)
  • ITIS Web Link